阅读说明：本技术 一种装饰纸及其制造方法 (Decorative paper and manufacturing method thereof ) 是由 方磊 方建文 伍登 王汉桥 于 2020-04-27 设计创作，主要内容包括：本发明涉及装饰纸领域,提供一种装饰纸及其制造方法,用于解决提高实际应用中负离子的持续释放能力。本发明提供的一种装饰纸的制造方法,包括：S10.将负离子粉涂覆到基纸上,初步干燥,形成负离子层,所述负离子粉包括电气石粉末30~40质量份,纳米二氧化锰2~3质量份,纳米氧化铈1~3质量份,顺丁烯二酸酐10~15质量份,聚氨基甲酸酯20~30质量份,硅藻土10~12质量份,苯丙烯5~7质量份；S20.将含有纳米级氧化物、亚微米级氧化物、微米级氧化物的涂料喷涂到所述负离子层上,形成15~25g/m<Sup>2</Sup>的耐磨层；S30.在耐磨层上涂布三聚氰胺甲醛树脂,干燥,得到装饰纸。通过提高装饰纸表层的耐磨性能来提高装饰纸持续释放负离子的效果。(The invention relates to the field of decorative paper, and provides decorative paper and a manufacturing method thereof, which are used for improving the sustained release capacity of negative ions in practical application. The invention provides a manufacturing method of decorative paper, which comprises the following steps: s10, coating negative ion powder on base paper, and primarily drying to form a negative ion layer, wherein the negative ion powder comprises 30-40 parts by mass of tourmaline powder and 2-3 parts by mass of nano manganese dioxide1-3 parts of nano cerium oxide, 10-15 parts of maleic anhydride, 20-30 parts of polyurethane, 10-12 parts of kieselguhr and 5-7 parts of phenyl propenyl benzene; s20, spraying a coating containing nano-scale oxide, sub-micron-scale oxide and micron-scale oxide on the negative ion layer to form 15-25 g/m 2 The wear resistant layer of (a); s30, coating melamine formaldehyde resin on the wear-resistant layer, and drying to obtain the decorative paper. The effect of continuously releasing negative ions from the decorative paper is improved by improving the wear resistance of the surface layer of the decorative paper.)

1. A method of making a decorative paper, comprising:

s10, coating negative ion powder on base paper, and primarily drying to form a negative ion layer, wherein the negative ion powder comprises 30-40 parts by mass of tourmaline powder, 2-3 parts by mass of nano manganese dioxide, 1-3 parts by mass of nano cerium oxide, 10-15 parts by mass of maleic anhydride, 20-30 parts by mass of polyurethane, 10-12 parts by mass of diatomite and 5-7 parts by mass of phenylpropylene;

s20, spraying a coating containing nano-scale oxide, sub-micron-scale oxide and micron-scale oxide on the negative ion layer, and fully drying to form 15-25 g/m²The wear-resistant layer is prepared by coating the nano-scale oxide on the surface of the wear-resistant layer, wherein in the coating, 5-10% of the nano-scale oxide, 1-5% of the submicron-scale oxide and 1-5% of the micron-scale oxide are contained;

s30, coating melamine formaldehyde resin on the wear-resistant layer, and drying to obtain the decorative paper.

2. The method for manufacturing decorative paper according to claim 1, wherein the negative ion powder comprises 35-40 parts by mass of tourmaline powder, 2.5-3 parts by mass of nano manganese dioxide, 2-3 parts by mass of nano cerium oxide, 12-15 parts by mass of maleic anhydride, 25-30 parts by mass of polyurethane, 11-12 parts by mass of diatomite, and 6-7 parts by mass of phenylpropene.

3. The method for manufacturing decorative paper according to claim 2, wherein the negative ion powder comprises 35 parts by mass of tourmaline powder, 2.5 parts by mass of nano manganese dioxide, 2 parts by mass of nano cerium oxide, 12 parts by mass of maleic anhydride, 25 parts by mass of polyurethane, 11 parts by mass of diatomaceous earth, and 6 parts by mass of phenylpropylene.

4. The method for manufacturing decorative paper according to claim 1, wherein the micron-sized oxide has a particle size of 5 to 10 μm, the submicron-sized oxide has a particle size of 0.3 to 0.5 μm, and the nano-sized oxide has a particle size of 5 to 10 nm.

5. The method for manufacturing decorative paper according to claim 1, wherein the coating comprises 10-20% of nano-scale oxide, 5-10% of submicron-scale oxide, 5-10% of micron-scale oxide, 20-60% of water, 1-5% of dispersant and 10-20% of resin.

6. A method of manufacturing a decor paper according to claim 1, characterized in that the oxide is a modified alumina.

7. The method for manufacturing decorative paper according to claim 6, wherein the modified alumina is prepared by the following steps:

the preparation method of the modified alumina comprises the following steps:

taking 95-100 parts of alumina powder, 0.5-1 part of silicon nitride and 1-3 parts of nano titanium dioxide by mass;

putting the alumina powder, the silicon nitride and the nano titanium dioxide into a three-phase electric arc furnace for smelting, and quickly cooling after all materials are melted;

and crushing the cooled mixed material, and ball-milling to nanoscale, micron-scale and submicron-scale.

8. The method for manufacturing decorative paper according to claim 7, wherein said nano titanium dioxide is modified nano titanium dioxide.

9. The manufacturing method of the decorative paper as claimed in claim 8, wherein the preparation method of the modified nano titanium dioxide comprises the following steps:

taking 1-3 parts by mass of nano titanium dioxide, 0.2-0.4 part by mass of methyl silicone oil and 1-2 parts by mass of cyclohexane;

dispersing methyl silicone oil into cyclohexane, adding nano titanium dioxide, uniformly stirring, evaporating to dryness in a water bath at 60-90 ℃, removing cyclohexane, drying, and roasting at 500-600 ℃ for 5 hours to obtain modified titanium dioxide.

10. Decorative paper characterized by being produced by the production method according to any one of claims 1 to 9.

Technical Field

The invention relates to the field of decorative paper, in particular to decorative paper and a manufacturing method thereof.

Background

Decorative paper is essential raw materials in many building materials products, such as low-pressure plate, high-pressure plate that furniture, cupboard used, fire prevention board, floor etc. all need to use decorative paper to promote the pleasing to the eye effect of product in addition.

Indoor environmental air pollution (indoor air pollution for short) refers to pollution of residences, schools, offices, shopping malls, guest (hotel) halls, various restaurants, cafes, bars, public buildings (including various modern office buildings) and various public gathering places (movie theaters, libraries, vehicles and the like) caused by human activities. The indoor is mainly indoor, and the indoor air pollution is indoor environmental pollution behavior which influences human health due to the fact that harmful substances in indoor air exceed standards due to various reasons. The harmful substances include formaldehyde, benzene, ammonia, radioactive radon and the like. With the increasing pollution level, the human body can generate sub-health reaction and even threaten life safety. Is one of the human hazards which is increasingly paid attention.

The negative ion layer of the existing decorative paper is easy to be worn, so that the negative ion release effect is easy to greatly reduce along with the time.

Disclosure of Invention

The invention provides decorative paper and a manufacturing method thereof for solving the technical problem of improving the sustained release capacity of negative ions in practical application.

In order to solve the technical problems, the technical scheme provided by the invention is as follows:

a method of making a decor paper comprising:

s10, coating negative ion powder on base paper, and primarily drying to form a negative ion layer, wherein the negative ion powder comprises 30-40 parts by mass of tourmaline powder, 2-3 parts by mass of nano manganese dioxide, 1-3 parts by mass of nano cerium oxide, 10-15 parts by mass of maleic anhydride, 20-30 parts by mass of polyurethane, 10-12 parts by mass of diatomite and 5-7 parts by mass of phenylpropylene;

s20, spraying a coating containing nano-scale oxide, sub-micron-scale oxide and micron-scale oxide on the negative ion layer, and fully drying to form 15-25 g/m²The wear-resistant layer is prepared by coating the nano-scale oxide on the surface of the wear-resistant layer, wherein in the coating, 5-10% of the nano-scale oxide, 1-5% of the submicron-scale oxide and 1-5% of the micron-scale oxide are contained;

s30, coating melamine formaldehyde resin on the wear-resistant layer, and drying to obtain the decorative paper.

Firstly coating an anion layer, spraying a new coating on the anion layer which is not completely dried, and completely drying to obtain a wear-resistant coating, wherein the anion layer and the wear-resistant layer are tightly connected, and the displacement between the layers can not occur when the anion layer and the wear-resistant layer are subjected to external friction; meanwhile, the grain sizes of the alumina in the wear-resistant layer are different, the nano-scale oxide is added into the wear-resistant layer, the wear-resistant performance can be further improved, the cost cannot be excessively increased by controlling the adding amount of the nano-scale oxide, but a compact wear-resistant surface layer is formed among the nano material, the micron and submicron oxide and the resin to resist the external wear and impact, so that the negative ion layer is protected from losing the effect due to the abrasion within a longer time.

The effect of continuously releasing negative ions from the decorative paper is improved by improving the wear resistance of the surface layer of the decorative paper.

Preferably, the negative ion powder comprises 35-40 parts by mass of tourmaline powder, 2.5-3 parts by mass of nano manganese dioxide, 2-3 parts by mass of nano cerium oxide, 12-15 parts by mass of maleic anhydride, 25-30 parts by mass of polyurethane, 11-12 parts by mass of diatomite and 6-7 parts by mass of phenyl propylene.

Preferably, the negative ion powder comprises 35 parts by mass of tourmaline powder, 2.5 parts by mass of nano manganese dioxide, 2 parts by mass of nano cerium oxide, 12 parts by mass of maleic anhydride, 25 parts by mass of polyurethane, 11 parts by mass of diatomite and 6 parts by mass of phenylpropylene.

Preferably, the particle size of the micron-sized oxide is 5-10 μm, the particle size of the submicron-sized oxide is 0.3-0.5 μm, and the particle size of the nano-sized oxide is 5-10 nm.

Preferably, the coating comprises 10-20% of nano-scale oxide, 5-10% of submicron-scale oxide, 5-10% of micron-scale oxide, 20-60% of water, 1-5% of dispersant and 10-20% of resin.

Preferably, the oxide is a modified alumina.

Preferably, the preparation method of the modified alumina comprises the following steps:

the preparation method of the modified alumina comprises the following steps:

taking 95-100 parts of alumina powder, 0.5-1 part of silicon nitride and 1-3 parts of nano titanium dioxide by mass;

putting the alumina powder, the silicon nitride and the nano titanium dioxide into a three-phase electric arc furnace for smelting, and quickly cooling after all materials are melted;

and crushing the cooled mixed material, and ball-milling to nanoscale, micron-scale and submicron-scale. And crushing the cooled mixed material, and ball-milling to nanoscale, micron-scale and submicron-scale. The modified alumina is usually used as an abrasive, and the inventor finds that the wear resistance of the decorative paper can be effectively improved by applying the modified alumina to a coating after ball milling, and the modified alumina is not frequently applied to the decorative paper mainly serving as a grinding wheel in the traditional application.

Preferably, the nano titanium dioxide is modified nano titanium dioxide.

Preferably, the preparation method of the modified nano titanium dioxide comprises the following steps:

taking 1-3 parts by mass of nano titanium dioxide, 0.2-0.4 part by mass of methyl silicone oil and 1-2 parts by mass of cyclohexane;

dispersing methyl silicone oil into cyclohexane, adding nano titanium dioxide, uniformly stirring, evaporating to dryness in a water bath at 60-90 ℃, removing cyclohexane, drying, and roasting at 500-600 ℃ for 5 hours to obtain modified titanium dioxide. The modified titanium dioxide can further improve the wear resistance of the decorative paper, the silicon modified titanium dioxide can improve the defects of the particle surface, and the modified aluminum oxide can further improve the defects of the system surface, so that the compactness of the wear-resistant surface layer is improved, and the wear resistance is improved; meanwhile, through comparing various experimental materials, the inventor can ensure that the negative ions are released as much as possible by adding the modified titanium dioxide into the wear-resistant layer.

Decorative paper, the decorative paper prepared according to the manufacturing method.

Compared with the prior art, the invention has the beneficial effects that: the effect of continuously releasing negative ions from the decorative paper is improved by improving the wear resistance of the surface layer of the decorative paper; can effectively release negative ions for a long time, thereby effectively improving the environmental quality of indoor air environment.

Detailed Description

The following examples are further illustrative of the present invention and are not intended to be limiting thereof.